2014 Latest EMC E20-547 Exam Dump Free Download!

A. Uses redirect on first write. Lower write performance impact. B. Uses copy on first write. Supported with pool-based LUNs. C. Uses redirect on first write. Supported with all LUN types. D. Uses copy on first write. Does not require reserve LUN pool.

Answer: A

QUESTION 2 Which two protocols can be used for DNS communication on a Data Mover?

A. TCP and UDP B. TCP and ICMP C. UDP and ICMP D. UDP and TLS

Answer: A

QUESTION 3 How do storage pool thick LUNs affect capacity?

A. A storage pool thick LUN uses slightly more capacity than the amount of user data written B. A storage pool thick LUN uses less capacity than the amount the server operating system sees C. Capacity of a storage pool thick LUN uses the same capacity as the server operating system sees D. Capacity of a storage pool thick LUN uses less user capacity then a traditional LUN

QUESTION 7 In a VNX Unified system, how can the lost+found and etc directories be hidden from the client when exporting a file system?

A. Export the file system at the subdirectory level and not the root file system B. Use FDISK to mark the partition active prior to exporting C. Leave the Root Hosts section empty when exporting D. Select the Host Access Read-only check box prior to exporting.

Answer: A

QUESTION 8 What is a critical performance and availability consideration when configuring traditional RAID Groups on a VNX array?

QUESTION 10 What is indicated by a blue enclosure power LED on a 25-slot DPE?

A. AC or DC power is applied and all outputs are in operating range. B. Any enclosure fault, including SP faults, has occurred. C. Any outputs or inputs are out of operating range. D. The battery backup system is fully charged.

A. Storage pool LUNs are compressed in place. B. Storage pool LUNs are migrated to a new storage pool LUN with the compression attribute enabled. C. VNX does not support compression of storage pool LUNs. D. Storage pool LUNs are migrated to a new RAID-group LUN with the compression attribute enabled.

Answer: A

QUESTION 12 A Linux host has been set up and successfully connected to the VNX array, but the local administrator cannot issue CLI commands. What is a possible explanation of this behavior?

A. The local administrator was not added to the host agent configuration file B. The host is only connected to one SP on the VNX array. C. The host agent must be stopped for the utility to work. D. Linux iSCSI CHAP data was entered on the target, but not the initiators.

QUESTION 14 A company has many VNX file systems that they currently export using NFS. Their goal is to simplify the management of these file systems for the Linux clients. How can the storage team help the company achieve this goal?

A. Use the automounter feature with the autofs service to automatically mount file systems. B. Create administrative exports to the file system roots and community exports for their subdirectories. C. Create AVM file systems and enable auto extend on the file systems. D. Mount each file system manually to maintain control of individual export permissions.

Answer: A

QUESTION 15 What is the minimum number of administrative accounts for a Unisphere storage domain?